Medial nasal prominence

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Medial nasal prominence
Head end of human embryo of about thirty to thirty-one days.
Same embryo as shown above, with front wall of pharynx removed.
Precursorfrontonasal prominence
Gives rise tointermaxillary segment
Latinprominentia nasalis medialis
Anatomical terminology

The medial nasal prominence (nasomedial) is an embryological structure that forms the upper lip and nose.[1]

They join to form the intermaxillary segment.[2]


  1. ^ Senders CW, Peterson EC, Hendrickx AG, Cukierski MA (2003). "Development of the upper lip". Arch Facial Plast Surg. 5 (1): 16–25. doi:10.1001/archfaci.5.1.16. PMID 12533133.[permanent dead link]
  2. ^ Langman, Jan; Thomas Sadler (2006). Langman's medical embryology. Hagerstown, MD: Lippincott Williams & Wilkins. p. 272. ISBN 0-7817-9485-4.

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